11897990 (number)

11897990 is an even 8-digits composite number following 11897989 and preceding 11897991. In scientific notation, it is written as 1.1897990 × 10^7. The sum of its digits is 44. It has a total of 4 prime factors and 16 positive divisors. There are 4161024 positive integers (up to 11897990) that are relatively prime to 11897990.

Interesting facts

Basic properties

Name

Name eleven million eight hundred ninety-seven thousand nine hundred ninety

Notation

Scientific notation 1.1897990 × 10^7
Engineering notation 1.1897990 × 10^6

Prime Factorization of 11897990

Prime Factorization 2 × 19 × 65 × 4817

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 11897990
Product of the distinct prime numbers

The prime factorization of 11897990 is 2 × 19 × 65 × 4817. Since it has a total of 4 prime factors.

Most popular turbo-numbers

4, 4, 86, 10, 336, 25, 7334, 7043, 97978, 61714, 802005, 868909, 8565713, 843673, 19152958, 67500147, 845170425, 221436621, 6761958735, 3891717199

Basic calculations (n = 11897990)

Multiplication

n×y
n×2 23795980
n×3 35693970
n×4 47591960
n×5 59489950

Division

n÷y
n÷2 5948995
n÷3 3965996.6666667
n÷3 2974497.5
n÷5 2379598

Exponentiation

ny
n2 141562166040100
n3 1.6843052359234E+21
n4 2.0039846853965E+28
n5 2.3843389747001E+35

Nth Root

y√n
2√n 3449.3463148834
3√n 228.29226651757
4√n 58.7311358215
5√n 26.007267215387

Divisors of 11897990

1, 2, 19, 38, 65, 130, 1235, 2470, 4817, 9634, 91523, 183046, 313105, 626210, 5948995, 11897990

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -11897989
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n))
G Geometric Mean 1
Returns the nth root of the product of n divisors
H Harmonic Mean 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 11897990 can be divided by 16 positive divisors. The sum of these divisors (counting 11897990) is 1, the average is 0.0625.

Base conversion 11897990

Base System Value
2 Binary 101101011000110010000110
3 Ternary 211101110222022
4 Quaternary 231120302012
5 Quinary 11021213430
6 Senary 1103003142
8 Octal 55306206
10 Decimal 11897990
12 Duodecimal 3b994b2
16 Hexadecimal b58c86
20 Vigesimal 3e74ja
36 Base36 730jq

Cryptographic Hash Functions

md5 e5f09dae400364007cd719e5377ba3dc
sha1 e2ac477490eabe4be9ac0aa12a4eebd9cd3e5501
sha256 083a0e14581bd346b4b98e2e2d7ad88b47cfc47918d4da685180aa4bc784f920
sha512 6dbb5d8a3689ff97c04955b124257f89fe6a6cb95ec89fdfd8794197016fd413aa54b91d091cde1a7f58abd401cd80ac07e356fd46c671af3986ac07f360fb28
ripemd-160 b6a52bd6252c65067f1d2319d916951cd2d3326b

11897990 as geometric shapes

Circle

Radius = n
Diameter 23795980
Circumference 74757275.95297
Area 4.4473066085784E+14

Sphere

Radius = n
Volume 7.0552012741066E+21
Surface area 1.7789226434313E+15
Circumference 74757275.95297

Square

Length = n
Perimeter 47591960
Area 141562166040100
Diagonal 16826298.822979

Cube

Length = n
Surface area 849372996240600
Volume 1.6843052359234E+21
Space diagonal 20607923.187946

Equilateral Triangle

Length = n
Perimeter 35693970
Area 61298216002739
Altitude 10303961.593973

Triangular Pyramid

Length = n
Surface area 61298216002739
Volume 1.9849727565158E+20
Height 5608766.2743265